This is an implementation of Luhn's Algorithm for checking valid credit cards.
Simply enter a number into the box, press submit, and see if your number is a valid one.
A simple group of functions that implement Luhn's Algorithm
This is an implementation of Luhn's Algorithm for checking valid credit cards.
Simply enter a number into the box, press submit, and see if your number is a valid one.
A simple group of functions that implement Luhn's Algorithm